The Mysterious Case of the Alperton Angels by Janice Hallett

Author Amanda Bailey decides to write a book about the Alperton Angels case. Twenty years ago, three members of a cult were found dead, while the two teenage members of the group escaped with a baby. Amanda decides to focus her research on finding where the baby is now. Amanda soon learns, however, that there are some who want to forget that the Alperton Angels ever existed and will kill to keep the case buried. The story is told through emails, letters, and transcripts of interviews that Amanda does with all those involved over the last two decades, heightening the suspense and getting the reader involved in the puzzle.